In laundry soaps, a material called ‘filler’ is used. Which
of the following is a ‘filler?
1 Talc
2 Sodium silicate
3 Soda ash
4 Sodium phosphate
how is rrb model question paper for science junior engineer gr.II
The location and energy of an electron in an atom can be specified by 1 Atomic mass 2 Atomic number 3 Quantum numbers 4 None of these
Which of the following is not a chemical reaction? 1 Burning of paper 2 Digestion of food 3 Conversion of water into steam 4 Burning of coal
Which are the important pulsating nebulae?
Why Colours is Important in Our Daily Life???
What is range of sagarika?
Cooking oil can be converted into vegetables ghee by the process of 1 Oxidation 2 Hydrogenation 3 Distillation 4 Crystallization
Optic fibers are mainly used for which of the following? 1 Communication 2 Weaving 3 Musical instruments 4 Eye surgery
Which are the research centres of department of atomic energy?
The difference between a nuclear reactor and an atom bomb is that 1 No chain reaction takes place in nuclear reactor while in the atomic bomb there is a chain reaction 2 No chain reaction takes place in atomic bomb while it takes place in a nuclear reactor 3 The chain reaction in nuclear reactor is controlled 4 None of these
The percentage of carbon is the least in 1 Grey cast iron 2 Wrought iron 3 White cast iron 4 Steel
I am a student of class 12. PCMB group. I am not getting admission in any of the medical colleges. And I am not good at math. So what are the options available for me????